JUST WATCHED

Hillary Clinton's past debate moments

MUST WATCH

Hillary Clinton's past debate moments03:32

Watch the first Democratic presidential debate Tuesday at 8:30 p.m. ET live on CNN and CNNgo; join the conversation at #DemDebate.

(CNN)All eyes will be on Hillary Clinton and Bernie Sanders, the two leading Democratic candidates, at Tuesday's CNN Democratic presidential debate. This will be their first meeting as opposing candidates and there are a few similarities in their styles.

The former secretary of state is the veteran debater with no less than 25 debates under her belt. But Sanders has plenty of debate experience himself (at least 19).